package com.sean.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.sean.gulimall.common.to.es.SkuESModel;
import com.sean.gulimall.search.config.ElasticSearchConfig;
import com.sean.gulimall.search.constant.ESConstant;
import com.sean.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * TODO
 *
 * @author 59244
 * @date 2022/1/9 19:36
 */
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;

    @Override
    public Boolean productStatusUp(List<SkuESModel> skuESModels) throws IOException {

        //将数据保存到ES
        //1.给es中建立索引：product， 并建立好映射关系

        //2.给es中保存数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuESModel skuESModel : skuESModels) {
            //1.构造保存请求
            IndexRequest indexRequest = new IndexRequest(ESConstant.PRODUCT_INDEX);
            indexRequest.id(skuESModel.getSkuId().toString());
            String s = JSON.toJSONString(skuESModel);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, ElasticSearchConfig.COMMON_OPTIONS);

        //TODO 如果批量错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(BulkItemResponse::getId).collect(Collectors.toList());
        log.info("商品上架完成：{}",collect);

        return b;
    }
}
